Watch VoirFilms. On October 30, 1975, 15-year old Martha Moxley was found brutally murdered beneath a tree on her own front lawn in the exclusive community of Greenwich, Connecticut. Following her death, the investigation was stalled for 23 years before an individual was arrested and pulled into the limelight: Michael Skakel, who was Martha's neighbor at the time of her death and a cousin to the famous Kennedy fam.